Radiologic Science for Technologists Bushong Chapter 1 Questions with Correct Answers

Matter - anything that occupies space and has mass Mass - primary characteristic of matter Mass is measured in - kg Fundamental complex building blocks of matter - atoms and molecules kilo - stands for 1000 (SI) - International system Potential Energy - the ability to do work by virtue of position Kinetic Energy - the energy of motion Chemical Energy - is the energy release by a chemical reaction Electrical Energy - work that can be done when an electron moves through electric potential difference (voltage) Thermal Energy - is the energy of motion at the molecular level Nuclear energy - is the energy that is contained within the nucleus of an atom Electromagnetic Energy - x-rays, gamma radiation, ultraviolet light, infrared, visible light Radiation - energy emitted and transferred through space Irradiated - matter that intercepts radiation and absorbs all or part of it Ionizing radiation - type of radiation that that is capable of removing or orbital electron from the atom which it interacts Ionization - interaction between radiation and matter where orbital electron is removed Ion pair - orbital electron and the atom from which it was seperated NER - Natural Environment Radiation Natural Environment Radiation - 1 Cosmic rays 2 terrestrial radiation 3 Internally deposited radiosondes 4 radon NER Dose - 3 mSv Annual Man Made Dose - 3.2 mSv Diagnostic x-rays - largest man made form of ionizing radiation